Weather warnings
Weather warnings for Potomac
Updated
No warnings; 1 advisory in effect: Frost Advisory until Mon 9:00 am Source: National Weather Service.
Official weather warnings, watches and advisories for Potomac, Maryland, United States, updated every few minutes, plus severe weather flags from the 48-hour forecast.
- Active warnings
- 0 NWS active alerts
- Watches / advisories
- 1
- Next alert ends
- Mon 9:00 am Frost Advisory
- Max gust next 48 h
- 23 km/h Mon 10:00 am
- Rain next 48 h
- 0 mm
- Temperature range
- 5 to 21°C
- Forecast flags
- 0 GodsView, not official
Weather warnings for Potomac now
1 official alert covers Potomac, Maryland, United States right now: 0 warnings and 1 watch or advisory.
Frost Advisory (Minor) until Mon 9:00 am. It starts Mon 1:00 am. * WHAT...Temperatures as low as 33 will result in frost formation. * WHERE...Portions of central and northern Maryland, and central and northern Virginia. * WHEN...From 1 AM to 9 AM EDT Monday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. *...
| Alert | Level | Area | From | Until |
|---|---|---|---|---|
| Frost Advisory | Minor | Carroll; Northern Baltimore; Cecil; Northwest Montgomery; Central and Southeast... | Mon 1:00 am | Mon 9:00 am |
Times are local (America/New_York). Source: National Weather Service.
GodsView forecast flags (not an official warning)
The forecast model shows nothing that crosses our thresholds for Potomac in the next 48 hours.
Expect temperatures between 5 and 21°C, 0 mm of precipitation and gusts peaking near 23 km/h.
Thresholds: gusts 70+ km/h (90+ damaging), 50+ mm rain in 24 h or 10+ mm in an hour, 10+ cm snow in 24 h, thunderstorm and freezing-rain weather codes, 35°C+ heat, -25°C or wind chill -30°C. Open-Meteo model forecast; official warnings take precedence.
Weather warnings near Potomac
Status of nearby cities from our 9-minute-old snapshot of the same official feeds.
| City | Distance | Active alerts |
|---|---|---|
| Rockville | 9 km | None |
| Bethesda | 10 km | None |
| Reston | 13 km | None |
| Gaithersburg | 14 km | None |
| Silver Spring | 16 km | None |
| Arlington, VA | 18 km | None |
| Germantown | 18 km | None |
| Washington | 20 km | None |
Warning, watch or advisory: what the levels mean
A Warning means hazardous weather is happening or imminent: act now. A Watch means conditions are favourable for it to develop: be ready. An Advisory is for less serious conditions that still cause significant inconvenience, and a Statement gives follow-up information.